CN212996930U - Binding device - Google Patents

Abstract

The utility model discloses a bind device, a serial communication port, include: a binding band (3), wherein the binding band (3) comprises a binding band ring (31) for binding a fracture part and a locking part (32) for locking the binding band ring (31); the locking pipe (1) is of a hollow structure with an opening at one end, and is provided with a binding belt seam (12) through which the locking part passes; the locking wedge (2) can be inserted into the hollow part of the locking pipe (1) in a one-way locking mode, and the locking part (32) is locked in the binding belt seam (12). The binding belt is locked in the binding belt slot by the unidirectional locking, inserting and clamping of the lock tube and the lock wedge and can not be pulled out reversely, so that the binding belt ring of the binding belt is locked, and the fracture part is stably and firmly bound by the binding belt.

Description

Binding device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to bind device.

Background

At present, the common long oblique fracture, the split fracture, the lacerated fracture, the comminuted fracture and the smaller fracture are mostly fixed by simple binding, such as: steel wire binding and fixing, silk thread binding and fixing, memory alloy embracing device fixing, and steel cable or titanium cable binding and fixing are adopted.

However, the above-mentioned fixing method has some defects in the fracture healing process, and the binding structure is not easy to lock and is easy to open, thereby affecting the binding effect.

Therefore, how to provide a binding device to firmly fix a fracture part is a problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a bind device makes the fracture position fixed firm.

In order to achieve the above object, the utility model provides a following technical scheme:

a binding apparatus, comprising:

a binding band including a binding band ring for binding a fracture site and a locking portion for locking the binding band ring;

the locking pipe is of a hollow structure with an opening at one end and is provided with a binding belt seam through which the locking part passes;

and the locking wedge can be inserted into the hollow part of the locking pipe in a one-way locking manner and locks the locking part in the binding belt seam.

Preferably, in the above binding apparatus, the inner wall of the lock tube is provided with inclined lock tube teeth, the side surface of the lock wedge is provided with lock wedge teeth for meshing with the lock tube teeth, and the lock tube teeth are inclined toward the insertion direction of the lock wedge.

Preferably, in the above-mentioned binding apparatus, the lock tube teeth are provided on both sides of the inner wall of the lock tube, and the lock wedge teeth are provided on both opposite side surfaces of the lock wedge.

Preferably, in the above-described binding apparatus, the lock tube and/or the lock wedge has a stopper structure for restricting and fixing the binding band in the binding band slit.

Preferably, in the above-mentioned binding apparatus, the limiting structure is a groove structure for limiting the binding band therein.

Preferably, in the above binding device, a surface of the groove structure, which is in contact with the binding belt, is an anti-slip surface.

Preferably, in the above-described binding apparatus, the lock tube, the lock wedge, and/or the binding band is made of a bioabsorbable material.

Preferably, in the above binding apparatus, the lock tube and the lock wedge are made of polylactic acid; the binding band is a polyglycolic acid product.

Preferably, in the above binding device, the locking pipe has a rectangular box structure, and the edge of the locking pipe is an arc chamfer.

Preferably, in the above binding apparatus, the binding band slit may have an L shape or a shape in which a straight segment is combined with a circular segment.

The utility model provides a pair of bind device, through the grafting chucking of the one-way locking of lock pipe and lock wedge and unable reverse extraction, make the locking of binding area in binding the area seam, accomplish the locking of binding the area of band promptly, make the stable firm tight fracture position of binding area.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a first schematic structural diagram of a binding device in an embodiment of the present invention;

fig. 2 is a second schematic structural diagram of the binding device in the embodiment of the present invention;

fig. 3 is a schematic structural view of the binding device in the embodiment of the present invention after the locking tube and the locking wedge are engaged;

fig. 4 is a schematic structural view of a lock wedge in an embodiment of the present invention;

fig. 5 is a first schematic structural diagram of a limiting structure in an embodiment of the present invention;

fig. 6 is a second schematic structural diagram of the limiting structure in the embodiment of the present invention;

fig. 7 is a third schematic structural diagram of the limiting structure in the embodiment of the present invention;

fig. 8 is a first schematic structural view of the anti-slip surface in the embodiment of the present invention;

fig. 9 is a second structural schematic view of the anti-slip surface in the embodiment of the present invention;

fig. 10 is a third schematic view of the anti-slip surface according to the embodiment of the present invention;

fig. 11 is a fourth structural schematic view of the anti-slip surface in the embodiment of the present invention.

Detailed Description

The utility model discloses a bind device, make the fracture position fixed firm.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-11, the present application also discloses a binding apparatus, which includes: a binding band 3, a lock tube 1 and a lock wedge 2. Wherein, the binding band 3 comprises a binding band ring 31 for binding the fracture part and a locking part 32 for locking the binding band ring 31; the lock tube 1 in this application is a hollow structure having an opening at one end, and has a binding band slit 12 through which a locking portion 32 passes; the above-mentioned wedge 2 is inserted into the hollow portion 11 of the lock tube 1 through the opening of the lock tube 1 in a one-way lockable manner, and locks the locking portion 32 in the binding band slit 12. In the application, the binding belt 3 is locked in the binding belt slot 12 by the one-way locking insertion clamping of the locking pipe 1 and the locking wedge 2 and can not be pulled out reversely, namely the binding belt ring 31 of the binding belt 3 is locked, so that the fracture part is stably and firmly bound by the binding belt 3.

In a specific embodiment, the inner wall of the lock tube 1 is provided with inclined lock tube teeth 14, the side surface of the lock wedge 2 is provided with lock wedge teeth 21 for engaging with the lock tube teeth 14, and the lock tube teeth 14 are inclined towards the insertion direction of the lock wedge 2. The locking pipe 1 and the locking wedge 2 in the application realize one-way locking through the tooth meshing of slope, can only insert and can't extract promptly to the problem of binding the band ring 31 and opening has been prevented. The one-way locking mode realized by adopting the inclined teeth has a simple structure, and can be realized in practice by adopting a ratchet wheel and pawl mode. Specifically, the heights of the lock tube teeth 14 and the lock wedge teeth 21 are both 0.01-1mm, and the sizes of the lock tube teeth 14 and the lock wedge teeth 21 can be selected according to different requirements, which is not specifically limited herein.

In the preferred embodiment, the lock tube 1 is provided with lock tube teeth 14 on opposite sides of its inner wall, and the lock wedge 2 is provided with lock wedge teeth 21 on opposite sides. The two sides of the lock tube 1 and the lock wedge 2 are simultaneously locked in a one-way mode, the connection stability can be further guaranteed, the distribution positions of the lock tube teeth 14 and the lock wedge teeth 21 can be set according to different requirements, and the lock tube teeth and the lock wedge teeth are all in the protection range.

In order to further improve the firmness after locking, the surface of the limiting structure, which is used for being in contact with the binding belt 3, is an anti-slip surface.

In a further embodiment, the lock tube 1 and/or the lock wedge 2 has/have a limiting structure 22 for limiting and fixing the binding band 3 in the binding band slot. Taking the limiting structure 22 disposed on the locking tube and the locking wedge as an example, when fixing the binding band 3, the limiting structure on the two is required to cooperate to limit and fix the binding band 3, and prevent the locking portion 32 of the binding band 3 from slipping out of the binding band slot 12 to loosen the binding band ring 31. In practice, the specific position of the position limiting structure 22 can be selected according to different requirements and is within the protection range.

As shown in fig. 5 to 7, the restraining structure 22 disclosed in the present application is a groove structure for restraining the tying band 3 therein. Specifically, the groove structure can be a groove, a sawtooth, a notch and the like, and the sawtooth shape can be a right-angled sawtooth or a circular rectangle and the like. In practice, the grooves, the notches and the like can be tightly hooped on the outer side of the binding belt 3 to extrude the binding belt 3 so as to realize limiting and fixing; the saw teeth and the like can realize the limit fixation of the binding belt 3 by extruding and deforming the binding belt 3. The binding belt 3 is clamped in the binding belt slit 12 through the structure, so that the binding belt 3 is reliably locked.

As shown in fig. 8-11, in a further embodiment, the surface of the limiting structure contacting with the binding band 3 is an anti-slip surface 221, specifically, the anti-slip surface 221 may be a rough surface, may be a concave-convex surface or a corrugated surface perpendicular to the binding band 3, or may be a tooth. The binding band 3 can be further prevented from being separated from the binding band slit 12 by adding the anti-slip surface 221.

On the basis of the above technical solution, the lock tube 1, the lock wedge 2 and/or the binding band 3 disclosed in the present application are of a structure of a bio-absorbable material. By using a bioabsorbable material, disassembly after surgery is not required and the problem of patient allergies may be reduced.

Specifically, the lock tube 1 and the lock wedge 2 are made of poly-L-lactic acid, the binding band 3 is made of poly-epsilon-caprolactone, and the binding band 3 is linear; or the locking tube 1 and the locking wedge 2 are both made of glycolide-lactide copolymer (PLGA), the binding band 3 is made of polylactic acid-glycolic acid copolymer, and the binding band 3 is in a wide and flat belt shape; or the tying band 3 is made of polyglycolic acid. In practice, the materials for the locking tube 1, the locking wedge 2 and the tying band 3 can be selected according to different requirements, and the bioabsorbable materials are within the protection range.

The tying band 3 disclosed in the present application may be in the form of a band or a wire, regardless of the specific size and shape of the tying band 3, within a protective range.

In order to reduce the influence on other parts, the edge of the lock tube 1 with the rectangular box body structure is set to be an arc chamfer structure. The value of the chamfer is not limited.

The shape of the binding band slit 12 can be L-shaped or the combination of a straight line segment and a circular segment, and the specific shape of the binding band slit 12 can be set according to different requirements and is within the protection range.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A binding apparatus, comprising:

the binding band (3) comprises a binding band ring (31) for binding the fracture part and a locking part (32) for locking the binding band ring (31), wherein the locking part (32) is the tail end part of the binding band ring (31);

the locking pipe (1) is of a hollow structure with an opening at one end, and is provided with a binding belt seam (12) through which the locking part passes;

the locking wedge (2) can be inserted into the hollow part of the locking pipe (1) in a one-way locking mode, and the locking part (32) is locked in the binding belt seam (12).

2. A binding apparatus according to claim 1, wherein the inner wall of the locking tube (1) is provided with inclined locking tube teeth (14), the side of the locking wedge (2) is provided with locking wedge teeth (21) for engaging with the locking tube teeth (14), and the locking tube teeth (14) are inclined to the direction in which the locking wedge (2) is inserted.

3. A binding apparatus according to claim 2, wherein the lock tube (1) is provided with the lock tube teeth (14) on opposite sides of its inner wall, and the lock wedge (2) is provided with the lock wedge teeth (21) on opposite sides.

4. A binding apparatus according to claim 1, wherein the lock tube (1) and/or the lock wedge (2) has/have a restraining structure (22) thereon for restraining and securing the binding band (3) within the binding band slit (12).

5. A binding apparatus according to claim 4, wherein the retaining structure (22) is a groove structure for retaining the binding band (3) therein.

6. A binding apparatus according to claim 5, wherein the surface of the groove structure for contact with the binding band (3) is an anti-slip surface (221).

7. A binding apparatus according to any of claims 1-6, wherein the locking tube (1), the locking wedge (2) and/or the binding band (3) is/are a structure of bio-absorbable material.

8. A binding apparatus according to claim 7, wherein the locking tube (1) and the locking wedge (2) are both of poly L-lactic acid pieces; the binding band (3) is a polyglycolic acid product.

9. A binding apparatus according to any one of claims 1-6, wherein the lock tube (1) is of a rectangular box structure with rounded corners at the edges.

10. A binding apparatus according to any one of claims 1-6, wherein the binding band slit (12) may be L-shaped or a combination of straight and circular segments.

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